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Questions Asked on March 11, 2011

solve for h: A=1/2bh
1. 2 answers
2. asked by Amber shall
3. 6,192 views
Calculate the concentrations of H3O+ and OH- ions in a 0.25 M HClO4 solution.
1. 1 answer
2. asked by John
3. 3,999 views
At the Earth's surface, a projectile is launched straight up at a speed of 8.4 km/s. To what height will it rise? Ignore air
1. 1 answer
2. asked by Rachel
3. 3,848 views
can u give me multiple choice questions from the "examview" on the story "A Noiseless Flash" from Hiroshima by John Hersey ... i
1. 3 answers
2. asked by tara
3. 3,497 views
Write the equation for the dissolution of AgCL(s) in H20(I).Express your answer as a chemical equation. Identify all of the
1. 4 answers
2. asked by gin
3. 3,227 views
Your new designer chair has an S-shaped tubular metal frame that behaves just like a spring. When your friend, who weighs 580 N,
1. 3 answers
2. asked by olga
3. 3,198 views
what is the derivative of:y=2sinxcosx
1. 1 answer
2. asked by Hello
3. 3,078 views
Graph quadrilateral ABCD. Then determine the most precise name for each quadrilateral.1. A (0, 5), B (–5, 0), C (0, –5), D
1. 5 answers
2. asked by Jesicca
3. 2,717 views
A child, hunting for his favorite wooden horse, is running on the ground around the edge of a stationary merry-go-round. The
1. 1 answer
2. asked by Anonymous
3. 2,586 views
The voltage of the power supply in a AC-DC coupled circuit is given by the function v(t) = 130sin5t + 18, where t is time, in
1. 1 answer
2. asked by Chris
3. 2,212 views
Let R be the region bounded by the graphs of y=sin(pi x) and y=(x^3)-4x, as shown in the figure above. (a) Find the area of R.
1. 3 answers
2. asked by Jaime
3. 2,048 views
Chris has $3.85 in dimes and quarters. There are 25 coins in all. How many of each type of coin does he have?If d represents the
1. 2 answers
2. asked by Rebecca
3. 2,008 views
if cot of theta is less than zero,and csc of theta is less than zero what quadrant is theta in?
1. 1 answer
2. asked by leena
3. 1,989 views
Ka for hypochlorous acid, HClO, is 3.0*10^(-8). Calculate the pH after 10.0, 20.0, 30.0, and 40.0 mL of 0.100M NaOH have been
1. 1 answer
2. asked by a
3. 1,802 views
if csc of theta is greater than zeroand sec of theta is less than zero what quadrant is theta in?
1. 1 answer
2. asked by leena
3. 1,660 views
A 12.1 g CD with a radius of 6.16 cm rotates with an angular speed of 31.1 rad/s. What is its kinetic energy?
1. 2 answers
2. asked by Megan
3. 1,591 views
Given: M is the midpoint of line segment PQ and line segment RS.Prove: line segment QR is congruent to line segment PS.
1. 1 answer
2. asked by Timmy
3. 1,589 views
A 6 kg block slides on a horizontal frictionless surface with a speed of 1.5 m/s . It is brought momentarily to rest when it
1. 2 answers
2. asked by cr
3. 1,562 views
If 10.0 grams of sodium bicarbonate reacts with 50.0mL of 2M acetic acid, what is the limiting reactant? what reactant is in
1. 1 answer
2. asked by Alexandra
3. 1,410 views
We have a 17 by 20-foot garden. We want to pour cement for a sidewalk 3 feet wide around the garden. To make the forms for the
1. 2 answers
2. asked by Anonymous
3. 1,309 views
calculate the interest earned in 1 year on $2000 at 7%.
1. 5 answers
2. asked by Rebecca
3. 1,266 views
What is the minimum speed, relative to the Sun, necessary for a spacecraft to escape the solar system if it starts at the
1. 1 answer
2. asked by Rachel
3. 1,265 views
If the terminal side of theta in standard position contains the point (5,8). Find the exact value of tan of theta
1. 2 answers
2. asked by Mark
3. 1,262 views
Find the coordinates of points where the graph of f(x) has horizontal tangents. As a check, graph f(x) and see whether the
1. 1 answer
2. asked by Adam Janky
3. 1,207 views
Are property criminals and enterprise criminals extremely diligent rather than lazy?
1. 0 answers
2. asked by Jada
3. 1,200 views
if triangle ABC is equilateral with AB = 2x, BC = 4x - 7, and x + 3.5, then what is x?
1. 1 answer
2. asked by Emma
3. 1,189 views
How many moles of acetic acid are there in 25 mL container?
1. 1 answer
2. asked by Alexandra
3. 1,171 views
In the play Oedipus Rex, from the beginning of Oedipus's rule in Thebes through the end where i he exiles himself, how does the
1. 1 answer
2. asked by roman
3. 1,150 views
WHAT IS PRESSURE EXERTED OUTWARDLY IN A CYCLINDER THAT HAS ONE END CLOSED AND THE OTHER OPEN WHEN AN INTERNAL HEAT SOURCE RAISES
1. 1 answer
2. asked by JIMMY
3. 1,130 views
Question 1:Experimentally it is found that a 6 kg weight stretches a certain spring 6 cm. If the weight is pulled 4 cm below the
1. 5 answers
2. asked by shasha
3. 1,127 views
Utilizing the concept of the second law of thermodynamics, explain why an ice skater requires less energy expenditure to cover
1. 0 answers
2. asked by Anonymous
3. 1,124 views
Identify 1 crime prevention method for property crime and 1 crime prevention method for enterprise crime. How successful is each
1. 1 answer
2. asked by Jada i'm sorry
3. 1,123 views
The number of viewers of American Idol has a mean of 21 million with a standard deviation of 10 million. Assume this
1. 1 answer
2. asked by Anonymous
3. 1,109 views
Write the equation of the tangent line to the curve at the indicated point. As a check, graph both the function and the tangent
1. 0 answers
2. asked by Adam Janky
3. 1,106 views
How much work is done by the Moon's gravitational field as a 1005 kg meteor comes in from outer space and impacts on the Moon's
1. 1 answer
2. asked by Rachel
3. 1,086 views
Find the area of the region bounded by the graphs f(x)=sqrt(3x)+1, g(x)=x+1
1. 1 answer
2. asked by Anonymous
3. 1,066 views
what is the derivative of:V(t) = 130sin5t + 18
1. 3 answers
2. asked by Chris
3. 1,057 views
Subtract. Simplify by removing a factor of 1 when possible.(9p^b)/p^2-b^2 - p-b/p+b. Thank you. These problems, I don't
1. 1 answer
2. asked by Esther
3. 1,043 views
derivative of ((Sqrt(x+3y)+sqrt(3xy))=(sqrt(21)+sqrt(90)) at point (6,5)google
1. 1 answer
2. asked by delilah
3. 1,039 views
Consider the following.y = (2x2 + 5)(x3 − 25x) at (5, 0) (a) At the indicated point, find the slope of the tangent line. (b)
1. 1 answer
2. asked by Adam Janky
3. 1,006 views
find the number of grams of ice, at 0 degrees celcius that could be melted by the addition of 3.6 kilojoules of heat.
1. 3 answers
2. asked by Anonymous
3. 1,002 views
Create an imaginary dialogue between Laotzu and a contemporary high school student in which the student asks for the
1. 6 answers
2. asked by Crystal
3. 967 views
CH3C (triple bond) CH1.BH3, THF ----> 2.H2O2, -OH ---> Na, NH3----> 1.Hg(OAc)2,H2O--->
1. 0 answers
2. asked by Tina
3. 967 views
my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final,
1. 3 answers
2. asked by Amber shall
3. 921 views
If the data were displayed in a circle graph, what percent of the graph would represent the seventh grade? Enrollment is Sixth
1. 2 answers
2. asked by ry
3. 912 views
These are a few sentences on the Augustan Age I'd like you to check. I'm unsure about punctuation and word choice.1. The 18th
1. 1 answer
2. asked by Mike
3. 907 views
The number of units of weekly output of a certain product is represented by the equation shown below, where x is the number of
1. 1 answer
2. asked by Adam Janky
3. 877 views
A strong acid, HBr, has been dissolved into a beaker of water. If the solution is known to be 0.000 001 M, what is the pH
1. 0 answers
2. asked by Amy
3. 875 views
A person notices a mild shock if the current along a path through the thumb and index finger of one hand exceeds 80 ìA.In
1. 1 answer
2. asked by crystal
3. 871 views
1. Which of the following statements are correct?a. A normal distribution is any distribution that is not unusual. b. The graph
1. 1 answer
2. asked by Andrew
3. 868 views
An element X burns in air to form an oxide. When the oxide is shaken in water, the resulting solution has a pH greater than 7.
1. 1 answer
2. asked by FQXE
3. 861 views
The following reaction has a standard enthalpy of reaction of -146.0 kJ/mol:Cu2O(s) + 1/2 O2(g) -> 2CuO(s) The standard enthalpy
1. 0 answers
2. asked by James
3. 854 views
Continue from the above. If a 10 ohm resistor is connected in the secondary, the current in the secondary is____ A (give your
1. 1 answer
2. asked by Kiara
3. 850 views
1. Sketch the region of integration & reverse the order of integration. Double integral y dydz... 1st (top=1, bottom =0)...
1. 0 answers
2. asked by Michelle
3. 848 views
1. Dr. Hannah places a stethoscope to a seven-year-old child’s chest. The lungs reveal basilar rales. Which method is Dr.
1. 1 answer
2. asked by Nic
3. 832 views
Explain how John Hersey blended characteristics of fiction and nonfiction in Hiroshima. How does this combination of genres help
1. 2 answers
2. asked by tara
3. 832 views
How many grams of ice at 0 oC and 1 atm could be melted by the addition of 2.2 kJ of heat? The ∆Hfus of ice is 6.0 kJ/mol.
1. 1 answer
2. asked by Anonymous
3. 818 views
the average speed of sound in water is 1500 m/s. how long would it take a sound to travel 9000m/s
1. 1 answer
2. asked by brianca
3. 817 views
Explore the theme of loneliness and discuss how the writer hasconveyed this to the reader through their use of language and
1. 2 answers
2. asked by Vivian
3. 785 views
Which of the following states was most affected by the Dust Bowl?A. South Dakota B.Texas C.Kansas D.Oklahoma I think it is D.
1. 4 answers
2. asked by sharice
3. 779 views
It takes 7 hours for Will to paint a house. Judy can paint the same house in 3 hours.How long will it take them to paint the
1. 2 answers
2. asked by sandra
3. 776 views
A 0.25 kg mass is horizontally attached to a spring with a stiffness 4 N/m. The dampingconstant b for the system is 1 N-sec/m.
1. 1 answer
2. asked by shasha
3. 766 views
what do we assume about volume of the actual molecules themselves in a sample of gas, compared to the bulk volume overall?why?
1. 1 answer
2. asked by alex
3. 762 views
How would the absorbance of the standard solution have been affected if 0.00050 M NaSCN had been used in place of 0.00040 M
1. 3 answers
2. asked by Kirsten
3. 740 views
Given that an arithmetic sequence has a common difference of 5 and sum of the first 10 terms is 245, the first term is?
1. 1 answer
2. asked by Donald
3. 740 views
Solve for P: I=prt
1. 1 answer
2. asked by Amber shall
3. 722 views
Your sonic range finder measures the distance to a nearby building at 20m. The range finder is calibrated for sound traveling
1. 1 answer
2. asked by Cher
3. 715 views
A particle moves on the x-axis with an acceleration, a=(6t-4)m/s2. Find the position andvelocity of the particle at t=3 , if the
1. 1 answer
2. asked by aamiraa
3. 705 views
if 200.0 ml of 0.800 m is prepared from a 70.0 ml stock solution, what is the molarity of stock solution
1. 1 answer
2. asked by Anonymous
3. 702 views
Thank you for answering the question before bobpursley,I understand how you did the deriv of inside, outside, but how do I now
1. 1 answer
2. asked by KIKSY
3. 701 views
About the Passe Compose, could I get a few notes on that please. I would also like notes on the Terminology.
1. 3 answers
2. asked by Sidney
3. 684 views
The data entry speed (in entries per minute) of a data clerk trainee is represented by the following equation, where x is the
1. 0 answers
2. asked by Adam Janky
3. 673 views
A car is driven east for a distance of 43 km, then north for 25 km, and then in a direction 26° east of north for 26 km.
1. 2 answers
2. asked by alexx
3. 672 views
heat and sound productselectric and heat products kinetic and heat products ex.electric and sound ipod mp3 wii laptop tv please
1. 1 answer
2. asked by energy
3. 671 views
On a dry road, a car with good tires may be able to brake with a constant deceleration of 3.31 m/s2. (a) How long does such a
1. 1 answer
2. asked by john
3. 665 views
what did the fascists and natizes advocate and how did they govern their states? (20th century)
1. 3 answers
2. asked by Lala
3. 649 views
a word that comes from the latin word poena mening punishment
1. 2 answers
2. asked by Anonymous
3. 643 views
For sound waves in room-temperature air, is it possible to change the wavelength of a sound without changing the frequency?
1. 1 answer
2. asked by Cher
3. 641 views
A projectile is launched with a speed of 41 m/s at an angle of 55° above the horizontal. Use conservation of energy to find the
1. 1 answer
2. asked by Allie
3. 636 views
The bad smell of water containing hydrogen sulfidecan be removed by the action of chlorine. The reaction is H2S(aq) +
1. 3 answers
2. asked by sokun
3. 635 views
Find the density of a substance whose mass is 28 grams and whose volume is 4 cubic centimeters
1. 3 answers
2. asked by calis
3. 634 views
What does she look like?1. She looks like a movie star. 2. She is tall. 3. She looks like a bear. 4. She is beautiful. 5. She is
1. 2 answers
2. asked by rfvv
3. 620 views
I have a maths assignment and i need help with this question my teacher is overseas at the moment and it is due when he gets
1. 1 answer
2. asked by Josh
3. 618 views
Subtract. Simplify by removing a factor of 1 when possible.(10bf)/(b^2-f^2)-(b-f)/b+f) Thank you for your help
1. 3 answers
2. asked by Esther
3. 615 views
Some spacecraft design uses a solar sail made of aluminized plastic. As sunlight reflects off the sail, radiation pressure
1. 0 answers
2. asked by Louis
3. 608 views
Simplify 12n to 5th power/36n
1. 1 answer
2. asked by michael
3. 597 views
A simple pendulum of length l, is oscillating through a small angle theta, in a medium for whichthe resistance is proportional
1. 0 answers
2. asked by aamiraa
3. 596 views
Suppose that the proportion P of voters who recognize a candidate's name t months after the start of the campaign is given by
1. 0 answers
2. asked by Adam Janky
3. 583 views
Some spacecraft design uses a solar sail made of aluminized plastic. As sunlight reflects off the sail, radiation pressure
1. 2 answers
2. asked by Daniel
3. 583 views
Subtract. Simplify if possible.v-7/v-2v-9/5v. Thank you for your help.
1. 3 answers
2. asked by Esther
3. 574 views
What events led up to the cold war?I have this so far please tell me what i need to add, I need real events... The u.s and
1. 1 answer
2. asked by Lala
3. 567 views
At 2010K, the equilibrium constant Kc is 4*10^-4 for the following:N2+O2-->2NO If the equilibrium concentration of N2 is .28M
1. 3 answers
2. asked by GINA
3. 564 views
What is the maximum speed with which a 1050- car can round a turn of radius 68 on a flat road if the coefficient of static
1. 1 answer
2. asked by krb
3. 563 views
Sonia, a fellow employee and friend, repeatedly shows up late for work. You and others have covered for her in the past, but
1. 9 answers
2. asked by Natlie
3. 563 views
Need help with this--"In this exercise you'll write an essay supporting a generalization you've stated about some topic." Any
1. 3 answers
2. asked by Andrew
3. 557 views
A net force of 1.6×10^−15 N acts on an electron over a displacement of 5.0 cm, in the same direction as the net force. What
1. 1 answer
2. asked by John R
3. 556 views
What is the principle source of Caffeine?I cannot find it at all!!
1. 1 answer
2. asked by annonymous
3. 554 views
The length of the side if a rectangular desk is given by 2x-7x cm. The length of the front is given by 2x +7y cm. What is an
1. 1 answer
2. asked by Miguel
3. 549 views
Write a 200- to 300-word response describing the purpose of jails in society. Is thecurrent system effective? Explain your
1. 1 answer
2. asked by Anonymous
3. 548 views
A high school soccer team has two goalies. Goalie A makes the save 80% of the time. Goalie B makes the save 75% of the time. If
1. 0 answers
2. asked by Jowin
3. 548 views

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